Common Name: 
Mexican Orange

Nine species of mostly evergreen, aromatic shrubs.  Leaves opposite or nearly so, most palmate.  Flowers in axillary clusters, 4-5 each sepals and petals, 8-10 stamens.  Fruit leathery, 2-valved capsule.  Native to Texas, Arizona, New Mexico, and Mexico.
Choisya: after Jacques Denis Choisy (1799-1845), Swiss botanist.

Pronunciation: 
CHOIZ-e-a
Family: 
Rutaceae